Answer:
Explanation:
1. Louisiana Purchase by Thomas Jefferson-opened a large territory for the U.S.
2.The Missouri Compromise by Henry Clay which divided the U.S. into free and slave states
3. The Kansas Nebraska Act created by Stephen A. Douglas which allowed the states to decide if they want to be free or slave states(AKA: popular sovereignty)
Horizontal helped cause they could combine with other companies(eliminate other competition) and be able to control trade even better.
then vertical these 2 men just basically bought the competition out before they could get big and be a threat.
this should be right so hope u have a great day .^_^.
The first colonial legislature was the Virginia House of Burgesses, established in 1619.